Manipulating microstructure and mechanical property during laser powder bed fusion: Multi-material, in-situ alloying, and processing

M Chen, Y Ning, X Sun, T Liu, H Wei, K Zhang… - Journal of Alloys and …, 2024 - Elsevier
Laser powder bed fusion (L-PBF) has garnered significant interest since its inception as it
offers unparalleled advantages to fabricate complex-shaped metallic components. Due to its …

[HTML][HTML] Analysis of dynamic recrystallization through austenite grain reconstruction of additively manufactured martensitic M789 steel

K Nyamuchiwa, J Pasco, T McCarthy… - Materials Science and …, 2024 - Elsevier
This work examines the hot compression behavior of additively manufactured M789 steel via
laser powder bed fusion (LPBF) at temperatures ranging from 850° C to 1050° C and strain …

Heat treatment effects and variant selection in multi-material laser powder bed fusion of FeNi-and CoCr-based alloys

J Pasco, A Keshavarzkermani… - Virtual and Physical …, 2024 - Taylor & Francis
This study demonstrates the successful fabrication of a multi-material 18Ni (300) maraging
steel–CoCrMo alloy using laser powder bed fusion (L-PBF), which in its as-built state …

Study on configuration design and microstructure optimization of quasi-continuous network structured (Ti3AlC2-Al3Ti)/2024Al

W Zhuang, Z Huang, Q Yu, H Wang, X Li, Y Wu… - Journal of Alloys and …, 2024 - Elsevier
Configuration design and microstructure regulation are paramount strategies to surmount
strength and ductility trade-offs in Aluminum Matrix Composites (AMCs). In this study, both …

Phase transformation in additively manufactured Co-Cr-Mo alloy after solution and aging heat treatment

J Pasco, L Jiang, T Dorin, A Keshavarzkermani… - Materials …, 2024 - Elsevier
The unique structure and solute distribution of CoCrMo alloys produced using Laser Powder
Bed Fusion (L-PBF) technique require custom heat-treating processes to achieve the …

Texture Preference and Variant Analysis of Martensite Formation in Laser Powder Bed Fusion

J Pasco, Y He, A Keshavarzkermani… - TMS Annual Meeting & …, 2024 - Springer
In laser powder bed fusion (L-PBF) of maraging steel, oscillating thermal cycles inherent to
additive manufacturing (AM) revert the melt pool to its parent phase repeatedly and create …

Hardness prediction of the carbides in Fe-based multi-elements alloy by first-principles

J Lu, J Guo, C Shi, X Ren, F Han, J Wang, Q Yang - MRS Communications, 2023 - Springer
The electronic structures of the carbides such as VC, WC, V2C, Mo2C, Cr7C3 and Cr23C6
in Fe-based multi-elements alloy were investigated by first principles. According to the …

[引用][C] 异质金属激光增材制造研究及应用进展

马毅, 管迎春 - Chinese Journal of Lasers, 2024 - 中国激光杂志社